Cheap Flight Tickets from Ontario (ONT) to Miami (MIA), Starting at $121

Good to Know: Cheapest and Fastest ONT - MIA Flights

Useful information for finding best airline tickets from Ontario International to Miami International on your next trip.

Cheapest Round Trip Flight

$255

DL Delta Airlines • 1 stop • 16h 59m

Oct 22 – Oct 28

The cheapest round trip flight from Ontario to Miami (ONT-MIA-ONT) is currently $255

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Cheapest One way Flight

$121

F9 Frontier Airlines • 1 stop • 17h 21m

Oct 07

The cheapest one way flight from Ontario to Miami (ONT-MIA) is currently $121

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Fastest Flight

10h 10m

The fastest nonstop flight from Ontario to Miami (ONT-MIA) takes 10h 10m

Top Airlines Flying from Ontario to Miami

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

American Airlines, AA

American Airlines

United Airlines, UA

United Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Ontario (ONT) to Miami (MIA)

Compare and book low fare round-trip air tickets from Ontario to Miami. Ideal for travelers with confirmed return itineraries.

Oct 22 - Oct 28, Economy
DL
Ontario → Miami
16h 59m
5:03 PM - 6:22 AM • 1 stop
DL
Ontario → Miami
13h 22m
6:04 AM - 11:06 AM • 1 stop
$255
Delta Airlines
Oct 22 - Oct 28, Economy
WN
Ontario → Miami
12h 5m
8:05 AM - 6:30 PM • 1 stop
WN
Ontario → Miami
13h 25m
6:10 PM - 11:15 PM • 1 stop
$263
Southwest Airlines
Oct 22 - Oct 28, Economy
WN
Ontario → Miami
15h 55m
10:05 AM - 11:00 PM • 1 stop
WN
Ontario → Miami
13h 25m
6:10 PM - 11:15 PM • 1 stop
$263
Southwest Airlines
Oct 22 - Oct 28, Economy
WN
Ontario → Miami
12h 35m
6:40 AM - 5:35 PM • 1 stop
WN
Ontario → Miami
15h 15m
4:45 PM - 11:00 PM • 1 stop
$263
Southwest Airlines
Oct 22 - Oct 28, Economy
WN
Ontario → Miami
10h 10m
2:40 PM - 11:50 PM • 1 stop
WN
Ontario → Miami
15h 15m
4:45 PM - 11:00 PM • 1 stop
$263
Southwest Airlines
Oct 22 - Oct 28, Economy
WN
Ontario → Miami
15h 25m
11:55 PM - 12:20 PM • 1 stop
WN
Ontario → Miami
15h 30m
8:25 AM - 2:55 PM • 2 stops
$267
Southwest Airlines

Fly from Ontario to Miami with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Ontario to Miami? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Ontario to Miami Flights

What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to MIA?
The most popular airline flying from Ontario to Miami are
Can I fly from ONT to MIA non-stop?
NO
Which airlines fly nonstop between Ontario and Miami?
The non-stop flights between Ontario and Miami are .
What’s the earliest departure time from ONT to MIA Airport?
The earliest flight leaves ONT at 6:40 am and lands in MIA - Miami International
What are the airports in Miami?
MIA
Can I make changes to my Ontario to Miami flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to MIA?
Read the fare rules of the Ontario to Miami air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Miami?
operate flights between Ontario and Miami
How long does a flight from Ontario to Miami take?
It takes approximately 5 hour to fly non-stop from ONT to MIA, which is 2296.17 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Miami (MIA) ?
In the past couple of days, the cheapest tickets to MIA from ONT were found on DL : USD 343
Do I need a passport to fly between ONT and MIA?
No
What’s the latest departure time from ONT to MIA ?
The last flight leaves ONT at 11:59 pm

Ontario (ONT) to Miami (MIA): Airport Information

Origin Airport Ontario International , Ontario, US
Destination Airport Miami International , Miami, US
Distance 2296 miles

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